Australian Biological Resources Study
Checklist of the Lichens of Australia and its Island Territories | ||
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References | ||
Xanthoparmelia subnuda (Kurok.) Hale | ||
Phytologia 28: 489 (1974); Parmelia subnuda Kurok. in S.Kurokawa & J.A.Elix, J. Jap. Bot. 46: 114 (1971). T: Ardglen Gap, Liverpool Range, 8 km north of Murrurundi, Great Dividing Range, N.S.W., 28 Oct. 1965, S.Kurokawa 5178; holo: TNS. | ||
Thallus foliose, loosely adnate, to 4–7 cm wide. Lobes imbricate, flat, sublinear to linear-elongate, di- to trichotomously branched, 0.3–1 mm wide; apices often ascending. Upper surface yellowish green, glossy or dull, emaculate, smooth, lacking soredia and isidia; lobe margins often blackened. Medulla white. Lower surface markedly rugose, black; rhizines absent or very sparse, simple, robust, 0.2–1 mm long, black. Apothecia subpedicellate, 2–10 mm wide; disc concave, dark brown; thalline exciple smooth, emaculate, undulating or not. Ascospores 7–8 × 5 µm. Pycnidia rare. Conidia bifusiform, 5–6 × 0.5 µm. CHEMISTRY: cortex K-, UV-; medulla K+ yellow then dark red, C-, KC-, P+ yellow-orange; containing usnic acid, norstictic acid (major), connorstictic acid and ±salazinic acid. | ||
Common, on rock in more temperate areas of southern and eastern Australia (W.A., S.A., Qld, N.S.W., A.C.T., Vic. and Tas.); also on the South Is. of New Zealand (NW Nelson, central Otago). | ||
Elix (1994z) |
Checklist Index |
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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